Global(Unit: mm)
D4B-[]N
Safety Limit Switch
![D4B-[]N](/Images/l_392-13-118648-198x198.jpg)
Robust safety limit switch with metal housing Slow-action and snap-action contact with certified direct opening operation certification.
Related Contents
- Safety Limit Switches
- Features
- Lineup
- Specifications
- Dimensions
- Catalog
last update: March 1, 2019
Note: Omitted dimensions are the same as those for the Roller Lever Type Models
D4B-2[][][]N have a G1/2 conduit opening.
D4B-4[][][]N have a M20 conduit opening.
D4B-2[][][]N have a G1/2 conduit opening.
D4B-4[][][]N have a M20 conduit opening.
Switches
Roller Lever
D4B-[][]11N
![D4B-[]N Dimensions 3](/Images/392_dm_113-112046.gif)
Roller Lever (Stainless Steel Roller)
D4B-[][]15N
![D4B-[]N Dimensions 4](/Images/392_dm_213-112048.gif)
Adjustable Roller Lever *2
D4B-[][]16N
![D4B-[]N Dimensions 5](/Images/392_dm_313-112050.gif)
Adjustable Rod Lever *2
D4B-[][]17N
![D4B-[]N Dimensions 6](/Images/392_dm_413-112052.gif)
Note: Unless otherwise specified, a tolerance of ±0.4 mm applies to all dimensions.
*1. The lever can be set to any desired position by turning the operating position indicator.
*2. In terms of construction, the Switch is a General-purpose Limit Switch rather than a Safety Limit Switch.
![D4B-[]N Dimensions 8](/Images/392_dm_513-112054.gif)
Note: Variation occurs in the simultaneity of contact opening/closing operations of 2NC contacts. Check contact operation.
*1. The operating characteristics of these Switches were measured with the roller level set at 31.5 mm.
*2. The operating characteristics of these Switches were measured with the rod level set at 140 mm.
*3. The operating characteristics are the same for the left and the right.
*4. Only for slow-action models.
*5. Only for snap-action models.
*6. Reference values.
*7. Must be provided to ensure safe operation.
*1. The operating characteristics of these Switches were measured with the roller level set at 31.5 mm.
*2. The operating characteristics of these Switches were measured with the rod level set at 140 mm.
*3. The operating characteristics are the same for the left and the right.
*4. Only for slow-action models.
*5. Only for snap-action models.
*6. Reference values.
*7. Must be provided to ensure safe operation.
Plunger
D4B-[][]70N
![D4B-[]N Dimensions 9](/Images/392_dm_613-112056.gif)
Roller Plunger
D4B-[][]71N
![D4B-[]N Dimensions 10](/Images/392_dm_713-112058.gif)
Note: Unless otherwise specified, a tolerance of ±0.4 mm applies to all dimensions.
![D4B-[]N Dimensions 12](/Images/392_dm_813-112060.gif)
Note: Variation occurs in the simultaneity of contact opening/closing operations of 2NC contacts. Check contact operation.
*1. Only for slow-action models.
*2. Only for snap-action models.
*3. Reference values.
*4. Must be provided to ensure safe operation.
last update: March 1, 2019
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